Free Networking Downloads
Five printable study aids used by our classroom students: the subnetting cheat sheet, the TCP/UDP port reference, the CCNA 200-301 study checklist, the Cisco IOS CLI cheat sheet, and 50 networking interview questions. They are free — just tell us where to send them, and we will email the links straight to you.
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The downloads
Subnetting Cheat Sheet
Every CIDR prefix with mask, wildcard, block size and hosts — plus the 4-step block-size method and the formulas. One A4 page for your desk.
Enter email to unlockTCP/UDP Port Reference
The 36 ports every network and security engineer must know cold, with the security note that matters for each.
Enter email to unlockCCNA 200-301 Study Checklist
All six official exam domains broken into tickable topics — print it and work top to bottom.
Enter email to unlockCisco IOS CLI Cheat Sheet
Every command that carries a CCNA — modes, VLANs, OSPF, ACLs, NAT, DHCP, the show commands and password recovery — on one 4-page reference.
Enter email to unlock50 Networking Interview Questions
The questions freshers are actually asked for network engineer, NOC and support roles — with short, correct answers you can say out loud.
Enter email to unlockHow to use them
- Print the cheat sheet and keep it beside you while doing practice questions — then wean off it before exam day.
- Use the checklist to plan revision: tick a topic only after you can explain it and configure it in a lab.
- Drill the ports until instant recall — they appear across CCNA, CyberOps and every interview.
- Keep the CLI cheat sheet open while you lab, and rehearse the interview questions out loud before you sit any panel.
Want the concepts behind the sheets? Start with the Complete Subnetting Guide.
Frequently asked questions
Are these downloads really free?
Yes — no signup required. They are study aids from our CCNA/CCNP/CyberOps classroom in Ahmedabad. If they help, share them with your study group.
Can I print and share them?
Yes. Print them, share them with classmates, use them in study groups — just keep the attribution footer intact.
Will more downloads be added?
Yes — command references, lab workbooks and interview packs are planned. Check back or follow our blog feed.
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Learn this on real Cisco lab devices with placement support at Attila Technologies, Ahmedabad.